Topcon A2677 manual PWM Regulator Valve, Prop Output Test

Models: A2677

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X20 Sprayer Reference Manual

4.Turn Section 1 OFF and confirm 0 Volts

5.Repeat this process for all section valves.

PWM Regulator Valve

Figure 12-6. PWM Regulator Valve Connector

The proportional drive output allows control of PWM Hydraulic Solenoid valves.

Pin-1 provides a constant 12 Volt supply to the coil while Pin-3 delivers a Switched Gnd PWM signal.

Prop Output Test

1.Connect an automotive test light between Pin-1 and Pin-3

2.Switch a tank ON

3.Switch the Master Switch ON

4.With the controller set to Manual press and hold the increase arrow (▲)

The light should glow progressively brighter in 1 second time increments, to full brightness

5.Stop pressing the increase arrow (▲)

12-8

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Page 196
Image 196
Topcon A2677 manual PWM Regulator Valve, Prop Output Test